/Engine/Source/Runtime/Engine/Classes/Components/SkeletalMeshComponent.h
Returns the a tagged linked instance node. If no linked instances are found or none are tagged with the supplied name, this will return NULL.
[UAnimInstance](API\Runtime\Engine\Animation\UAnimInstance) * GetLinkedAnimGraphInstanceByTag ( [FName](API\Runtime\Core\UObject\FName) InTag ) const